31367516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 60419520

約数和(自身を除く): 29052004

約数列:

[1, 2, 4, 17, 34, 68, 71, 73, 89, 142, 146, 178, 284, 292, 356, 1207, 1241, 1513, 2414, 2482, 3026, 4828, 4964, 5183, 6052, 6319, 6497, 10366, 12638, 12994, 20732, 25276, 25988, 88111, 107423, 110449, 176222, 214846, 220898, 352444, 429692, 441796, 461287, 922574, 1845148, 7841879, 15683758, 31367516]

約数ペア:

[(1, 31367516), (2, 15683758), (4, 7841879), (17, 1845148), (34, 922574), (68, 461287), (71, 441796), (73, 429692), (89, 352444), (142, 220898), (146, 214846), (178, 176222), (284, 110449), (292, 107423), (356, 88111), (1207, 25988), (1241, 25276), (1513, 20732), (2414, 12994), (2482, 12638), (3026, 10366), (4828, 6497), (4964, 6319), (5183, 6052)]